Detailed guide to VNC installation on CentOS 7

php editor Zimo brings you a detailed guide on installing VNC on CentOS 7. VNC is a remote desktop control software that allows users to remotely access and control other computers over the network. This article will provide you with a step-by-step guide to help you successfully install VNC on CentOS 7 and achieve the convenience of remote access and control. Whether you are a beginner or an experienced user, you can easily complete the VNC installation by following the guidance in this article. Let’s take a look at the specific steps!

Here are the detailed steps to install VNC on CentOS 7:

Step 1: Install VNC Server

You need to install VNC Server , enter the following command in the terminal:

```shell

sudo yum install tigervnc-server

```

Step 2: Configure VNC Server

After the installation is complete, you need to configure the VNC Server, run the following command to create a new VNC password:

vncserver

You will be asked to enter a password, then Confirm the password again, this will create a new VNC password file.

Step 3: Configure VNC Server Display

By default, VNC Server will create a virtual desktop and name it: 1, you can view the current VNC by running the following command Desktop:

vncserver -list

If you want to create more desktops, you can run the following command:

vncserver :2

This will create one New desktop named :2.

Step 4: Configure the firewall

If you have a firewall on your CentOS 7 server, you need to open the port required by the VNC Server. By default, the VNC Server uses port 5900 to display the number. If Your VNC Server is running on :1 then it uses port 5901, you can open the required port using:

```css

sudo firewall-cmd --permanent --add-port=5901/tcp

sudo firewall-cmd --reload

Step 5: Connect to VNC Server

You can use VNC Viewer to connect to your VNC Server on a CentOS 7 server, enter the server's IP address and display number in VNC Viewer, and then enter the VNC password you created in step 2.

The above are the detailed steps to install and configure VNC on CentOS 7. By using VNC, you can easily access and control your server or desktop environment remotely.

Share: A little LINUX knowledge

In Linux systems, you can use the grep command to search for specific strings in text files. The grep command has powerful functions and options that can help you To quickly find the text you need, the following command will search the /var/log/messages file for lines containing the "error" string:

```perl

grep "error" / var/log/messages

This will output all lines containing the "error" string, you can also use other options to further customize the search, such as using the -i option to ignore case or the -v option to Invert search results.

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